Home / 201,360.10-302,083.35-61,132.90

Finding the Fourth Proportional to 201,360.10, 302,083.35 and 61,132.90

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Solution

The fourth proportional to 201,360.10, 302,083.35 and 61,132.90 is: 91,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,360.10 : 302,083.35 = 61,132.90 : x
  2. Step 2: Convert to fraction form
    201,360.10/302,083.35 = 61,132.90/x
  3. Step 3: Cross multiply
    201,360.10x = 302,083.35 × 61,132.90
  4. Step 4: Simplify right side
    201,360.10x = 18,467,231,227.22
  5. Step 5: Solve for x
    x = 18,467,231,227.22/201,360.10
  6. Step 6: Final answer
    x = 91,712.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.